  .car-img{
        width:100%;;
  }
  nav{
      margin-top: 20px;;
  }
  #sd{
      top:0px;
      position: absolute;
      width: 100%;
      z-index: -9;
  }
  .to-top{
      z-index: 99;
  }
  .car-cont{
      margin-top: -300px;
      margin-bottom: 300px;
  }
  .carousel-inner .item{
      height: 400px;
      background-image: url("http://v2.bootcss.com/assets/img/examples/slide-01.jpg");
      background-repeat: no-repeat;
      background-position: top;
  }
  .item-1{
      background-image:url("http://v2.bootcss.com/assets/img/examples/slide-01.jpg");
  }
  .item-2{
      background-image:url("http://v2.bootcss.com/assets/img/examples/slide-02.jpg");
  }
  .item-3{
      background-image:url("http://v2.bootcss.com/assets/img/examples/slide-03.jpg");
  }
.row{
    margin-left: -30px;
}
.span4 {
      text-align: center;
  }
.h3 {
    font-weight: normal;
}
.featurette{
    padding-top: 120px;
    overflow-x: hidden;
    overflow-y: hidden;
}
.pull-right{
    float: right;
}
  .pull-left{
      float:left;
  }